The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#) https://grpc.io/
 
 
 
 
 
 

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/*
*
* Copyright 2015 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
var messages = require('./helloworld_pb');
var services = require('./helloworld_grpc_pb');
var grpc = require('@grpc/grpc-js');
/**
* Implements the SayHello RPC method.
*/
function sayHello(call, callback) {
var reply = new messages.HelloReply();
reply.setMessage('Hello ' + call.request.getName());
callback(null, reply);
}
/**
* Starts an RPC server that receives requests for the Greeter service at the
* sample server port
*/
function main() {
var server = new grpc.Server();
server.addService(services.GreeterService, {sayHello: sayHello});
server.bindAsync('0.0.0.0:50051', grpc.ServerCredentials.createInsecure(), () => {
server.start();
});
}
main();